Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.5
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
14974
Points per Word
0.0002
Description
In 1940, the greatest threat to Britain was the Nazi U-Boat fleet. For the country to survive, it was vital to crack Enigma, the seemingly unbreakable U-boat code. Turing was one of the men to do so and then went on to develop the first modern computer.